/* The blog: /blog and /blog/<slug>, written by marketing/blog/build.js.
 * Only the site's semantic roles from site.css, so a palette change there
 * reaches here. The dark band and cover art invert with the --color-ink-*
 * and --color-on-ink-* roles. */

/* ------------------------------------------------------------ the index */
.blog-hero {
  position: relative;
  padding-block: var(--space-8) var(--space-6);
  overflow: hidden;
}
.blog-hero::before {
  content: '';
  position: absolute; inset: -260px 0 auto 0; height: 720px;
  background:
    radial-gradient(860px 420px at 85% -5%, rgba(11, 125, 78, 0.10), transparent 60%),
    radial-gradient(600px 300px at 5% 0%, rgba(11, 125, 78, 0.05), transparent 62%);
  pointer-events: none;
}
.blog-hero .wrap { position: relative; }
.blog-hero h1 {
  max-width: 20ch;
  font-size: clamp(2.25rem, 1.4rem + 3.6vw, 4rem);
  line-height: 1.04; letter-spacing: -0.035em;
}
.blog-hero h1 .quiet { color: var(--color-text-secondary); }
.blog-hero .lede {
  max-width: 58ch; margin: 0;
  color: var(--color-text-secondary); font-size: var(--text-lede);
}
.blog-tags {
  display: flex; flex-wrap: wrap; gap: var(--space-2);
  list-style: none; padding: 0; margin: var(--space-6) 0 0;
}
.blog-tags li {
  font-family: var(--font-mono); font-size: var(--text-caption);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border); background: var(--color-surface);
  border-radius: var(--radius-pill); padding: 3px var(--space-3);
}
.blog-tags li span { color: var(--color-text-muted); margin-left: 2px; }

.blog-list { padding-block: var(--space-4) var(--space-9); }

/* ------------------------------------------------------------ the cards */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr));
  gap: var(--space-5);
}
.post-card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.post-card-img {
  aspect-ratio: 16 / 9;
  background: var(--color-ink-bg);
  overflow: hidden;
}
.post-card-img img { display: block; width: 100%; height: 100%; object-fit: cover; }
.post-card-body {
  display: flex; flex-direction: column; flex: 1;
  padding: var(--space-5);
}
.post-card-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3);
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono); font-size: var(--text-caption);
  color: var(--color-text-muted);
}
.post-tag {
  color: var(--color-accent-deep);
  background: var(--color-accent-tint);
  border: 1px solid var(--color-accent-tint-line);
  border-radius: var(--radius-xs);
  padding: 1px 7px;
}
.post-card h2, .post-card h3 {
  font-size: var(--text-h3); line-height: 1.28; letter-spacing: -0.01em;
  margin: 0 0 var(--space-2);
}
.post-card h2 a, .post-card h3 a { color: var(--color-text); text-decoration: none; }
.post-card h2 a::after, .post-card h3 a::after { content: ''; position: absolute; inset: 0; border-radius: inherit; }
.post-card h2 a:focus-visible, .post-card h3 a:focus-visible { outline: none; }
.post-card:has(a:focus-visible) { outline: 2px solid var(--color-focus); outline-offset: 2px; }
.post-card-hook { color: var(--color-text-secondary); margin: 0 0 var(--space-4); font-size: var(--text-ui); line-height: 1.55; }
.post-card-foot {
  margin: auto 0 0;
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3);
  font-size: var(--text-caption); color: var(--color-text-muted);
}

.post-card.featured {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-raised);
}
.post-card.featured .post-card-img { aspect-ratio: auto; display: grid; place-items: center; }
.post-card.featured .post-card-img img { height: auto; aspect-ratio: 16 / 9; }
.post-card.featured .post-card-body { padding: clamp(1.5rem, 3vw, 2.5rem); justify-content: center; }
.post-card.featured h2 {
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.25rem); line-height: 1.12; letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
}
.post-card.featured .post-card-hook { font-size: var(--text-lede); margin-bottom: var(--space-5); }
.post-card.featured .post-card-foot { margin-top: 0; }

@media (prefers-reduced-motion: no-preference) {
  .post-card { transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
  .post-card-img img { transition: transform .4s ease; }
}
@media (hover: hover) {
  .post-card:hover { border-color: var(--color-border-control); box-shadow: var(--shadow-raised); }
  .post-card:hover h2 a, .post-card:hover h3 a { color: var(--color-accent-hover); }
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .post-card:hover { transform: translateY(-3px); }
  .post-card:hover .post-card-img img { transform: scale(1.03); }
}

/* Where a post stands: run on a board, or only compiled. Colour is never
   the only signal - the words are in the pill. */
.post-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: var(--text-caption); font-weight: 600;
  border-radius: var(--radius-pill); padding: 2px 10px 2px 8px;
  border: 1px solid currentColor;
  white-space: nowrap;
}
.post-pill::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.pill-ran { color: var(--color-accent-deep); background: var(--color-accent-tint); border-color: var(--color-accent-tint-line); }
.pill-mixed { color: var(--color-accent-deep); background: var(--color-surface); }
.pill-compiled { color: var(--amber-800); background: var(--amber-tint); }
.pill-live { color: var(--blue-800); background: var(--blue-tint); border-color: transparent; }

/* ------------------------------------------------------------ a post */
.post-wrap { max-width: calc(46rem + 2 * var(--space-5)); }
.post-head {
  position: relative;
  padding-block: var(--space-7) var(--space-6);
}
.post-head::before {
  content: '';
  position: absolute; inset: -200px 0 auto 0; height: 560px;
  background: radial-gradient(760px 360px at 75% 0%, rgba(11, 125, 78, 0.08), transparent 62%);
  pointer-events: none;
}
.post-head .wrap { position: relative; }
.post-crumbs {
  display: flex; gap: var(--space-2); align-items: center;
  font-family: var(--font-mono); font-size: var(--text-caption);
  color: var(--color-text-muted); margin-bottom: var(--space-5);
}
.post-crumbs a { color: var(--color-link); }
.post-head h1 {
  font-size: clamp(2rem, 1.3rem + 2.8vw, 3.25rem);
  line-height: 1.07; letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}
.post-meta {
  display: flex; flex-wrap: wrap; gap: var(--space-2);
  color: var(--color-text-muted); font-size: var(--text-ui);
  margin: 0 0 var(--space-5);
}
.post-status {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-2) var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  background: var(--color-surface);
}
.post-status p { margin: 0; font-size: var(--text-ui); color: var(--color-text-secondary); flex: 1 1 22rem; }

.post-cover { margin: 0 auto var(--space-7); max-width: calc(64rem + 2 * var(--space-5)); }
.post-cover img {
  display: block; width: 100%; height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-window);
  background: var(--color-ink-bg);
}
.post-cover figcaption {
  margin-top: var(--space-3);
  font-size: var(--text-caption); color: var(--color-text-muted); text-align: center;
}

.post-body { font-size: 1.0625rem; line-height: 1.72; color: var(--color-text-secondary); padding-bottom: var(--space-8); }
.post-body > :first-child { margin-top: 0; }
.post-body p, .post-body ul { margin: 0 0 var(--space-5); }
.post-body .lede { font-size: 1.25rem; line-height: 1.6; color: var(--color-text); }
.post-body h2 {
  font-size: clamp(1.375rem, 1.1rem + 0.9vw, 1.75rem);
  margin: var(--space-7) 0 var(--space-3);
}
.post-body ul { padding-left: 1.2em; }
.post-body li { margin-bottom: var(--space-2); }
.post-body li::marker { color: var(--color-accent); }
.post-body code {
  font-size: 0.9em; background: var(--color-accent-tint); color: var(--color-accent-deep);
  padding: 1px 5px; border-radius: var(--radius-xs);
}

/* ------------------------------------------------------------ the band */
.blog-cta { padding-block: 0 var(--space-8); }
.blog-cta-inner {
  position: relative; overflow: hidden;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-6);
  padding: clamp(1.75rem, 4vw, 3rem);
  border-radius: var(--radius-lg);
  background: var(--color-ink-bg);
  color: var(--color-on-ink-secondary);
  box-shadow: var(--shadow-dark-panel);
}
.blog-cta-inner::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(520px 260px at 90% 10%, rgba(94, 242, 168, 0.16), transparent 65%),
    radial-gradient(420px 220px at 0% 100%, rgba(94, 242, 168, 0.08), transparent 70%);
  pointer-events: none;
}
.blog-cta-inner > * { position: relative; }
.blog-cta-inner h2 { color: var(--color-on-ink); max-width: 22ch; margin-bottom: var(--space-3); }
.blog-cta-inner p { margin: 0; max-width: 52ch; }
.blog-cta-tag {
  font-family: var(--font-mono); font-size: var(--text-caption);
  color: var(--color-neon) !important; margin-bottom: var(--space-3) !important;
}
.blog-cta-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.btn.ghost-ink {
  background: transparent; color: var(--color-on-ink);
  border: 1px solid var(--color-on-ink-faint);
}
@media (hover: hover) {
  .btn.ghost-ink:hover { border-color: var(--color-on-ink); color: var(--color-on-ink); background: rgba(255, 255, 255, 0.06); }
}

.blog-more { padding-block: 0 var(--space-9); }
.blog-more-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.blog-more-head h2 { margin: 0; }

/* ------------------------------------------------------- /use-cases */
/* Written by marketing/use-cases/build.js; shares the blog's hero, pills
   and dark band. */
.btn.ghost-line {
  background: var(--color-control); color: var(--color-text);
  border: 1px solid var(--color-border-control);
}
@media (hover: hover) {
  .btn.ghost-line:hover { background: var(--color-control-hover); color: var(--color-text); }
}
.uc-hero h1 { max-width: 16ch; }
.uc-hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-6); }
.uc-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: var(--space-4); margin: var(--space-7) 0 0;
}
.uc-stats div {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-5);
}
.uc-stats dt {
  font-size: clamp(2rem, 1.5rem + 1.8vw, 2.75rem); font-weight: 700; letter-spacing: -0.03em;
  line-height: 1; color: var(--color-text);
}
.uc-stats dd { margin: var(--space-2) 0 0; color: var(--color-text-secondary); font-size: var(--text-ui); }
.uc-jump {
  display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-6);
}
.uc-jump a {
  font-family: var(--font-mono); font-size: var(--text-caption); text-decoration: none;
  color: var(--color-text-secondary); background: var(--color-surface);
  border: 1px solid var(--color-border-control); border-radius: var(--radius-pill);
  padding: 4px var(--space-3); min-height: 32px; display: inline-flex; align-items: center;
}
@media (hover: hover) { .uc-jump a:hover { color: var(--color-link); border-color: var(--color-link); } }

.uc { padding-block: var(--space-8); border-top: 1px solid var(--color-border); scroll-margin-top: var(--nav-h); }
.uc-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: clamp(2rem, 4vw, 4rem); align-items: center;
}
@media (min-width: 900px) { .uc-grid.flip .uc-shot { order: 2; } }
.uc-shot { margin: 0; }
.uc-shot img {
  display: block; width: 100%; height: clamp(260px, 34vw, 420px); object-fit: contain;
  padding: clamp(1rem, 3vw, 2.5rem);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(520px 300px at 85% 0%, rgba(94, 242, 168, 0.16), transparent 62%),
    radial-gradient(460px 280px at 0% 100%, rgba(11, 125, 78, 0.3), transparent 66%),
    var(--color-ink-bg);
  box-shadow: var(--shadow-window);
}
.uc-shot figcaption { margin-top: var(--space-3); font-size: var(--text-caption); color: var(--color-text-muted); text-align: center; }
.uc-tag {
  display: flex; align-items: center; gap: var(--space-3); margin: 0 0 var(--space-3);
  font-family: var(--font-mono); font-size: var(--text-caption); color: var(--color-accent-deep);
  text-transform: uppercase; letter-spacing: 0.08em;
}
.uc-tag span { color: var(--color-text-muted); }
.uc-text h2 { margin-bottom: var(--space-3); }
.uc-text > p { color: var(--color-text-secondary); margin: 0 0 var(--space-4); }
.uc-parts { display: flex; flex-wrap: wrap; gap: var(--space-2); list-style: none; padding: 0; margin: 0 0 var(--space-5); }
.uc-parts li {
  font-size: var(--text-caption); color: var(--color-accent-deep);
  background: var(--color-accent-tint); border: 1px solid var(--color-accent-tint-line);
  border-radius: var(--radius-xs); padding: 2px 8px;
}
.uc-try {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); padding: var(--space-4); margin-bottom: var(--space-4);
}
.uc-status { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); margin: 0 0 var(--space-3); font-size: var(--text-caption); color: var(--color-text-muted); }
.uc-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.uc-boards { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-2) var(--space-3); margin: 0 0 var(--space-3); font-size: var(--text-ui); }
.uc-boards span { font-family: var(--font-mono); font-size: var(--text-caption); color: var(--color-text-muted); }
.uc-more { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-1); font-size: var(--text-ui); }
.uc-more a::before { content: '\2192\00a0'; text-decoration: none; display: inline-block; }

.uc-flow { padding-block: var(--space-8); }
.uc-flow-inner {
  position: relative; overflow: hidden;
  padding: clamp(1.75rem, 4vw, 3rem); border-radius: var(--radius-lg);
  background: var(--color-ink-bg); color: var(--color-on-ink-secondary); box-shadow: var(--shadow-dark-panel);
}
.uc-flow-inner::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(520px 260px at 90% 10%, rgba(94, 242, 168, 0.16), transparent 65%);
}
.uc-flow-inner > * { position: relative; }
.uc-flow-inner h2 { color: var(--color-on-ink); }
.uc-steps {
  list-style: none; counter-reset: step; padding: 0; margin: var(--space-6) 0 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: var(--space-4);
}
.uc-steps li {
  counter-increment: step; padding: var(--space-5); border-radius: var(--radius-md);
  background: var(--color-ink-tile); border: 1px solid var(--color-ink-border); font-size: var(--text-ui);
}
.uc-steps li::before {
  content: counter(step, decimal-leading-zero); display: block; margin-bottom: var(--space-3);
  font-family: var(--font-mono); font-size: var(--text-caption); color: var(--color-neon);
}
.uc-steps b { color: var(--color-on-ink); display: block; margin-bottom: var(--space-1); }
.uc-trynow { padding-block: 0 var(--space-9); }
.uc-compare { margin: var(--space-5) 0 0; color: var(--color-text-secondary); font-size: var(--text-ui); }